My JSF Books/Videos My JSF Tutorials OmniFaces/JSF PPTs
JSF 2.3 Tutorial
JSF Caching Tutorial
JSF Navigation Tutorial
JSF Scopes Tutorial
JSF Page Author Beginner's Guide
OmniFaces 2.3 Tutorial Examples
OmniFaces 2.2 Tutorial Examples
JSF Events Tutorial
OmniFaces Callbacks Usages
JSF State Tutorial
JSF and Design Patterns
JSF 2.3 New Features (2.3-m04)
Introduction to OmniFaces
25+ Reasons to use OmniFaces in JSF
OmniFaces Validators
OmniFaces Converters
JSF Design Patterns
Mastering OmniFaces
Reusable and less-verbose JSF code

My JSF Resources ...

Java EE Guardian
Member of JCG Program
Member MVB DZone
Blog curated on ZEEF
OmniFaces is an utility library for JSF, including PrimeFaces, RichFaces, ICEfaces ...

[OmniFaces Utilities] - Find the right JSF OmniFaces 2 utilities methods/functions

Search on blog

Petition by Java EE Guardians

Twitter

joi, 5 februarie 2015

[OmniFaces utilities (2.0)] Destroy the currently active instance of the given CDI managed bean class/representation


[OmniFaces utilities] The destroy() method destroys the currently active instance of the given CDI managed bean class/representation.

Method (managed bean class):
Method (managed bean representation):
Usage destroy managed bean class:

// destroy the currently active instance of the given CDI managed bean class
import org.omnifaces.util.Beans;
...
TestBean testBean = Beans.getInstance(TestBean.class);
System.out.println(testBean); //prints atp.singles.TestBean@7c9906b9

Beans.destroy(TestBean.class);
testBean = Beans.getInstance(TestBean.class, false);
if (testBean == null) {
    System.out.println("The TestBean instance has been destroyed ...");
} else {
    System.out.println(testBean); //prints atp.singles.TestBean@7c9906b9
}

Usage destroy managed bean representation:

// destroy the currently active instance of the given CDI managed bean representation
import org.omnifaces.util.Beans;
import javax.enterprise.inject.spi.Bean;
...
Bean<TestBean> testBeanRep = Beans.resolve(TestBean.class);
TestBean testBean = Beans.getInstance(testBeanRep, true);
System.out.println(testBean); //prints atp.singles.TestBean@7c9906b9

Beans.destroy(testBeanRep);
testBean = Beans.getInstance(testBeanRep, false);
if (testBean == null) {
    System.out.println("The TestBean instance has been destroyed ...");
} else {
    System.out.println(testBean); //prints atp.singles.TestBean@7c9906b9
}

Niciun comentariu :

Trimiteți un comentariu

JSF BOOKS COLLECTION

Postări populare

OmniFaces/JSF Fans

Follow by Email

Visitors Starting 4 September 2015

Locations of Site Visitors